Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:14Z
4y² + 8y + 1 = 0
2H₂ + O₂ → 2H₂O
\frac{10}{7} \sum_{i=1}^{n} i^{2}
\frac{10}{5} \sum_{i=1}^{n} i^{2}
339K
iħ ∂ψ/∂t = Ĥψ
det| 4 7 ; 6 5 | = -22
358K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
121K
CaCO₃ → CaO + CO₂
Fe₂O₃ + 3CO → 2Fe + 3CO₂
399K
\oint_C \vec{F}\cdot d\vec{r} = 0
67K
\frac{10}{8} \sum_{i=1}^{n} i^{2}
338K
∑_{k=1}^{n} k = n(n+1)/2
276K